CVE-2017-6745 : What You Need to Know
Discover the impact of CVE-2017-6745, a vulnerability in Cisco Videoscape Distribution Suite Cache Server allowing remote attackers to cause a denial of service scenario. Learn about mitigation steps.
A security flaw in the cache server of Cisco Videoscape Distribution Suite (VDS) for Television 3.2(5)ES1 could allow a remote attacker to cause a denial of service (DoS) scenario by overwhelming the system with excessive mapped connections.
Understanding CVE-2017-6745
This CVE identifies a vulnerability in the Cisco Videoscape Distribution Suite Cache Server that could lead to a DoS situation.
What is CVE-2017-6745?
The vulnerability in the cache server of Cisco Videoscape Distribution Suite (VDS) for Television 3.2(5)ES1 allows an unauthenticated attacker to disrupt the targeted appliance, resulting in a DoS condition. The flaw stems from the exhaustion of system resources due to an overload of mapped connections.
The Impact of CVE-2017-6745
The exploitation of this vulnerability could lead to a complete disruption of service on the affected device, forcing it to reboot and causing a denial of service situation.
Technical Details of CVE-2017-6745
This section delves into the technical aspects of the CVE.
Vulnerability Description
The vulnerability in the cache server of Cisco Videoscape Distribution Suite (VDS) for Television 3.2(5)ES1 allows remote attackers to trigger a DoS scenario by flooding the device with excessive incoming traffic, overwhelming specific resources.
Affected Systems and Versions
- Product: Cisco Videoscape Distribution Suite Cache Server
- Version: Cisco Videoscape Distribution Suite Cache Server
Exploitation Mechanism
- Attackers exploit the vulnerability by sending a high volume of incoming traffic to the device to exhaust allocated resources, leading to a DoS situation.
Mitigation and Prevention
Protective measures to address the CVE.
Immediate Steps to Take
- Apply vendor-provided patches or updates promptly to mitigate the vulnerability.
- Implement network-level controls to limit incoming traffic and prevent resource exhaustion.
Long-Term Security Practices
- Regularly monitor and audit network traffic for unusual patterns that may indicate a potential attack.
- Conduct security training for staff to recognize and respond to DoS attacks effectively.
Patching and Updates
- Stay informed about security advisories from Cisco and apply relevant patches as soon as they are available.